PlanScheduleRedisService.java
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package com.bsth.redis;
import com.bsth.Application;
import com.bsth.entity.SchedulePlanInfo;
import com.bsth.redis.util.DateUtils;
import com.bsth.redis.util.RedisUtils;
import com.bsth.repository.SchedulePlanInfoRepository;
import com.bsth.server_rs.base_info.line.Line;
import com.bsth.server_rs.base_info.line.buffer.LineBufferData;
import com.bsth.util.ConfigUtil;
import com.bsth.util.ConvertUtil;
import com.google.common.collect.ArrayListMultimap;
import org.joda.time.DateTime;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.CommandLineRunner;
import org.springframework.core.annotation.Order;
import org.springframework.data.redis.core.ListOperations;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.serializer.StringRedisSerializer;
import org.springframework.stereotype.Component;
import org.springframework.stereotype.Service;
import java.util.ArrayList;
import java.util.Date;
import java.util.Iterator;
import java.util.List;
import java.util.concurrent.TimeUnit;
/**
* 计调的 计划排班redis缓存
* Created by panzhao on 2017/3/27.
*/
@Service
@Order(6)
public class PlanScheduleRedisService implements CommandLineRunner {
@Autowired
private RedisTemplate redisTemplate;
@Autowired
SchedulePlanInfoRepository planInfoRepository;
@Autowired
RedisUtils redisUtils;
static Logger logger = LoggerFactory.getLogger(PlanScheduleRedisService.class);
private final static String REDIS_KEY_PREFIX = "plan:";
/**
* 将一批计划写入redis
*
* @param list
*/
public void wirte(List<SchedulePlanInfo> list) {
ArrayListMultimap<String, SchedulePlanInfo> multimap;
try {
if (list.size() == 0)
return;
//按日期和线路分组数据
Class clazz = SchedulePlanInfo.class;
multimap = new ConvertUtil().groupMultiList(list, ":", clazz.getDeclaredField("xlBm"), clazz.getDeclaredField("scheduleDate"));
//写入redis
Iterator<String> iterator = multimap.keySet().iterator();
String key;
while (iterator.hasNext()) {
key = iterator.next();
replace(key, multimap.get(key));
}
} catch (Exception e) {
logger.error("", e);
}
}
/**
* 将 list 与redis里的数据合并
*
* @param key
* @param list
*/
public void mergeData(String key, List<SchedulePlanInfo> list) {
key = REDIS_KEY_PREFIX + key.replaceAll("-", "");
ListOperations<String, SchedulePlanInfo> ops = redisTemplate.opsForList();
List<SchedulePlanInfo> cacheList = ops.range(key, 0, -1);
for (SchedulePlanInfo plan : cacheList) {
if (!list.contains(plan))
list.add(plan);
}
//更新
redisTemplate.execute(redisUtils.getUpdateCallback(key, list));
}
/**
* 覆盖数据
*
* @param key
* @param list
*/
public void replace(String key, List<SchedulePlanInfo> list) {
key = REDIS_KEY_PREFIX + key.replaceAll("-", "");
redisTemplate.execute(redisUtils.getUpdateCallback(key, list));
}
/**
* 根据日期和线路编码从redis获取计划
*
* @param dateStr
* @param lineCode
* @return
*/
public List<SchedulePlanInfo> read(String dateStr, String lineCode) {
return redisTemplate.opsForList().range(REDIS_KEY_PREFIX + lineCode + ":" + dateStr, 0, -1);
}
@Autowired
PlanClearThread planClearThread;
@Override
public void run(String... strings) throws Exception {
Application.mainServices.schedule(new Runnable() {
@Override
public void run() {
int cacheDays = Integer.parseInt(ConfigUtil.get("cache.days"));
//设置key 序列化器
redisTemplate.setKeySerializer(new StringRedisSerializer());
DateTime dt = new DateTime();
dt = dt.withHourOfDay(0).withMinuteOfHour(0).withSecondOfMinute(0);
List<SchedulePlanInfo> list = planInfoRepository.findByDateRange(dt.minusDays(cacheDays).toDate(), dt.plusDays(1).toDate());
//写入redis
wirte(list);
}
}, 20, TimeUnit.SECONDS);
//定时 00:05 分清理计划，并加载当天的计划
long diff = (DateUtils.getTimestamp() + 1000 * 60 * 5) - System.currentTimeMillis();
if (diff < 0)
diff += (1000 * 60 * 60 * 24);
Application.mainServices.scheduleAtFixedRate(planClearThread, diff / 1000, 60 * 60 * 24, TimeUnit.SECONDS);
}
public List<SchedulePlanInfo> findByMultiLine(List<String> lineArray, String rq) {
rq = rq.replaceAll("-", "");
List<SchedulePlanInfo> rs = new ArrayList<>();
for (String lineCode : lineArray) {
rs.addAll(read(rq, lineCode));
}
return rs;
}
@Component
public static class PlanClearThread extends Thread {
@Autowired
PlanScheduleRedisService planRedisService;
@Autowired
SchedulePlanInfoRepository planInfoRepository;
@Override
public void run() {
try {
logger.info("redis -清理计划排班");
int cacheDays = Integer.parseInt(ConfigUtil.get("cache.days"));
DateTime dt = new DateTime();
dt = dt.minusDays(cacheDays);
String rq = dt.toString("yyyy-MM-dd");
List<Line> lines = LineBufferData.findAll();
for (Line line : lines) {
planRedisService.delete(line.getLineCode(), rq);
}
//加载明天的计划
DateTime d = new DateTime();
d.withHourOfDay(0).withMinuteOfHour(0).withSecondOfMinute(0);
List<SchedulePlanInfo> list = planInfoRepository.findByDateRange(d.toDate(), d.plusDays(1).toDate());
//写入redis
planRedisService.wirte(list);
} catch (Exception e) {
logger.error("", e);
}
}
}
private void delete(String lineCode, String rq) {
String key = REDIS_KEY_PREFIX + (lineCode + ":" + rq).replaceAll("-", "");
redisTemplate.delete(key);
}
}